Add 4/5 and 45/16
1st number: 4/5, 2nd number: 2 13/16
4/5 + 45/16 is 289/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
4/5 = 4 × 16/5 × 16 = 64/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
45/16 = 45 × 5/16 × 5 = 225/80 - Add the two like fractions:
64/80 + 225/80 = 64 + 225/80 = 289/80 - So, 4/5 + 45/16 = 289/80
In mixed form: 349/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5+45/16 4/5+90/16 4/10+45/16 4/5+45/32 12/5+45/16 4/15+45/16 4/5+45/48 20/5+45/16 4/25+45/16 4/5+45/80 28/5+45/16 4/35+45/16